Bump DavidAnson/markdownlint-cli2-action from 15 to 16

Bumps [DavidAnson/markdownlint-cli2-action](https://github.com/davidanson/markdownlint-cli2-action) from 15 to 16.
- [Release notes](https://github.com/davidanson/markdownlint-cli2-action/releases)
- [Commits](DavidAnson/markdownlint-cli2-action@v15...v16)

---
updated-dependencies:
- dependency-name: DavidAnson/markdownlint-cli2-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/markdown.yml

@@ -23,7 +23,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Linting markdown
-      uses: DavidAnson/markdownlint-cli2-action@v15
+      uses: DavidAnson/markdownlint-cli2-action@v16
       with:
         config: .markdownlint-cli2.yaml
       #continue-on-error: true